Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648548 | Optically active asymmetric diphosphine and process for producing optically active substance in its presence | Hidemasa Takaya, Tetsuo Ota | 1997-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648548 | Optically active asymmetric diphosphine and process for producing optically active substance in its presence | Hidemasa Takaya, Tetsuo Ota | 1997-07-15 |